% Echo Location Surface Spectrum in units of mm/sqrt(Hz)
% 64 Frequency Bands are 0.01562500 Hz wide(first frequency band is centered at 0.00830078)
      67
      89
      67
      53
     276
     409
    1106
    1102
    1122
    1100
    1143
    1164
    1115
    1009
     738
     684
     609
     573
     488
     476
     415
     424
     381
     313
     320
     271
     255
     210
     242
     182
     212
     182
     137
     127
     137
     132
     126
     129
     121
     107
      92
      82
      84
      64
      74
      64
      58
      56
      40
      47
     -30
      23
      37
      30
     -13
      14
     -24
      29
     -39
      27
     -34
      -7
     -47
     -43